joe biden and sasha and malia. it was an all-star event for military families and the kids. nick cannon was the mc, r&b singer, usher, got the party started. katy perry. her song, fire work, is on president obama's inauguration play list. members of the cast of "glee" sang for the crowd. star-studded party. hundreds of kids. police obama used the event to take a minute to praise military families. >> when i think about who we are, when i think about what makes america great, i think about all of you, our men and women in uniform, our military spouses and our amazing military kids. >> there is an inauguration play list. >> that's cool. >> i'm going to send it to you. what's on the president's ipod? >> it is great. it is official. i love the bangs. >> i give them two thumbs up. >> what time did i get home? >> 10 sl:15. you were a good two hours into your sleep. >> i was going through my party invites and there were none. a quick moment. >> we will be back with a look at inaugural memorabilia after these messages. she said, "i think it's eight." she showed up with four file box